64419040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{509}}^1$

素因数の和:644

約数の個数: 96

約数和(自身を含む): 175815360

約数和(自身を除く): 111396320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 113, 140, 160, 224, 226, 280, 452, 509, 560, 565, 791, 904, 1018, 1120, 1130, 1582, 1808, 2036, 2260, 2545, 3164, 3563, 3616, 3955, 4072, 4520, 5090, 6328, 7126, 7910, 8144, 9040, 10180, 12656, 14252, 15820, 16288, 17815, 18080, 20360, 25312, 28504, 31640, 35630, 40720, 57008, 57517, 63280, 71260, 81440, 114016, 115034, 126560, 142520, 230068, 285040, 287585, 402619, 460136, 570080, 575170, 805238, 920272, 1150340, 1610476, 1840544, 2013095, 2300680, 3220952, 4026190, 4601360, 6441904, 8052380, 9202720, 12883808, 16104760, 32209520, 64419040]

約数ペア:

[(1, 64419040), (2, 32209520), (4, 16104760), (5, 12883808), (7, 9202720), (8, 8052380), (10, 6441904), (14, 4601360), (16, 4026190), (20, 3220952), (28, 2300680), (32, 2013095), (35, 1840544), (40, 1610476), (56, 1150340), (70, 920272), (80, 805238), (112, 575170), (113, 570080), (140, 460136), (160, 402619), (224, 287585), (226, 285040), (280, 230068), (452, 142520), (509, 126560), (560, 115034), (565, 114016), (791, 81440), (904, 71260), (1018, 63280), (1120, 57517), (1130, 57008), (1582, 40720), (1808, 35630), (2036, 31640), (2260, 28504), (2545, 25312), (3164, 20360), (3563, 18080), (3616, 17815), (3955, 16288), (4072, 15820), (4520, 14252), (5090, 12656), (6328, 10180), (7126, 9040), (7910, 8144)]